-- @testpoint: opengauss关键字Host(非保留)，作为函数名，部分测试点合理报错

--关键字不带引号-成功
drop function if exists Host(i integer);
create function Host(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function if exists Host(i integer);

--关键字带双引号-成功
drop function if exists "Host"(i integer);
create function "Host"(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function if exists "Host"(i integer);

--关键字带单引号-合理报错
drop function if exists 'Host';
create function 'Host'(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/

--关键字带反引号-合理报错
drop function if exists `Host`;
create function `Host`(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
